Kapton® MT

Kapton® MT polyimide film


Kapton® MT polyimide film is a thermally conductive insulation material engineered to support heat management and mechanical durability in demanding electrical and electronic applications. It is intended for use in electronic assemblies, including printed circuit boards, and other applications where thermal dissipation and insulation performance are important.

Features & Benefits

  • Thermal conductivity of approximately 0.46 W/m·K
  • Higher cut through strength
  • High modulus mechanical strength
  • Excellent electrical insulation
  • Effective heat dissipation
  • Stable during extended storage

Applications

  • Insulation pads (heat sink)
  • Heater circuits
  • Power supplies
  • Ceramic board replacement
  • Polyimide laminate slot liners

Kapton® MT Technical Documents

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    Kapton® MT Product Series Properties

    Property Group Property Name Value Test Method
    Appearance Color Golden amber
    Classification Functional Film Type Standard thermally conductive film
    Electrical UL Electrical RTI (°C) 240 UL 746B
    Mechanical UL Mechanical Strength RTI (°C) 200 UL 746B
    Regulatory UL Flammability Rating V-0 UL-94

    Kapton® MT Product Properties

    Property Name Thickness (μm) Elongation % to Break @23°C Dielectric Strength (kV/mm) Dielectric Constant @ 1 kHz Thermal Conductivity (W/mK) Tensile Strength @23°C (MPa) Tensile Modulus @23°C (GPa)
    Test Method ASTM D5470 ASTM D882 ASTM D149 ASTM D149 ASTM D5470 ASTM D882 ASTM D882
    Kapton® 100MT 25.4 80 217 4.20 0.46 138.0 3.00
    Kapton® 150MT 38.1 85 201 4.20 0.46 145.0 3.10
    Kapton® 200MT 50.8 87 181 4.20 0.46 152.0 3.30
    Kapton® 300MT 76.2 100 161 4.20 0.46 159.0 3.40
     
     
     

    Kapton® MT Product Series Documentation

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